Author Unknown. I was surprised at how much the element of color, or lack there of, played a role in the definition of objects. The white of the wave crests helped them to stand out greatly in the blues of the sea.
Found this one in a virtual domain & I feel like it does a great job of explaining the word in the center with the small objects which are placed around the photo and even in the words itself. Nature, maps, insects among other things are all found while exploring making it very clear to the audience. This took a low cognitive effort.